<template>
  <!-- 注册页面的整体盒子 -->
  <div class="reg-container">
    <!-- 注册的盒子 -->
    <div class="reg-box">
      <!-- 标题的盒子 -->
      <div class="title-box"></div>
      <!-- 注册的表单区域 -->
      <el-form
        :model="RegForm"
        :rules="RegRules"
        ref="RegForm"
        class="demo-RegForm"
      >
        <el-form-item prop="username">
          <el-input
            v-model="RegForm.username"
            placeholder="请输入用户名"
            prefix-icon="el-icon-user"
          ></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
            v-model="RegForm.password"
            placeholder="请输入密码"
            prefix-icon="el-icon-lock"
          ></el-input>
        </el-form-item>
        <el-form-item prop="repassword">
          <el-input
            v-model="RegForm.repassword"
            placeholder="请确认密码"
            prefix-icon="el-icon-lock"
          ></el-input>
        </el-form-item>
        <el-form-item>
            <el-button type="primary" style="width:100%" @click="reg">注册</el-button>
              <el-link type="info" @click="$router.push('/login')">去登录</el-link>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  name: 'Reg',
  data () {
    const checkPwd = (rule, value, callback) => {
      if (value !== this.RegForm.password) {
        callback(new Error('两次输入密码不一致!'))
      } else {
        callback()
      }
    }
    return {
      RegForm: {
        username: '',
        password: '',
        repassword: ''
      },
      // 配置规则
      RegRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { pattern: /^[a-zA-Z0-9]{1,10}$/, message: '请输入1~10位字母或数字', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { pattern: /^\S{6,15}$/, message: '请输入6~15位非空字符串', trigger: 'blur' }
        ],
        repassword: [
          { required: true, message: '请确认密码', trigger: 'blur' },
          { pattern: /^\S{6,15}$/, message: '请输入6~15位非空字符串', trigger: 'blur' },
          // 自定义校验
          { validator: checkPwd, trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    reg () {
      // 兜底校验
      this.$refs.RegForm.validate(async vali => {
        // 为false时退出
        if (!vali) return
        // true则发请求
        const { data: res } = await this.$http.post('/api/reg', this.RegForm)
        if (res.code !== 0) return this.$message.error(res.message)
        this.$message.success(res.message)
        // 页面跳转
        this.$router.push('/login')
      })
    }
  }
}
</script>

<style lang="less" scoped>
.reg-container {
  background: url('../../assets/images/login_bg.jpg') center;
  background-size: cover;
  height: 100%;

  .reg-box {
    width: 400px;
    height: 335px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .title-box {
      height: 60px;
      background: url('../../assets/images/login_title.png') center no-repeat;
    }
    .demo-RegForm {
      padding: 0 20px;
    }
  }
}
</style>
